package param_property;


class Girl{	
}
class Dog{
}

public class Boy {
	Girl girl;  // girl的引用作为Boy的属性,包含关系
	Dog  dog;   // dog的引用作为Boy的属性,包含关系
	
	public void eat() {
		//和girl吃
	}
	public void movie() {
		//和girl看电影
	}
	public void play() {
		//和girl玩
	}
	public void walkDog() {
		//dog...
	}
	public void feedDog() {
		//dog...
	}
	
	public static void main(String[] args) {
		Boy b1 = new Boy();
		Boy b2 = new Boy();
	}
}
